For Android devices:

✅ Open the Play Store app on your device.
✅ Tap the Menu icon in the top-left corner ➡️ My apps & games.
✅ Find the game on the list and tap Update.

You can also adjust your device settings to automatically update installed apps.
✅ Open the Play Store app.
✅ Tap the Menu icon in the top-left corner.
✅ Go to the Settings section.
✅ Tap Auto-update apps.
✅ Choose one of the following:

• Over any network. Updates are downloaded over both Wi-Fi and your mobile network.

• Over Wi-Fi only. Updates will only start downloading when your device connects to a Wi-Fi network.